Unverified50% confidenceFactExact time
传统语音AI采用串行管线设计，即VAD→ASR→LLM→TTS四个独立模块依次传递数据，每个环节引入约100-300毫秒延迟，四段叠加总延迟往往超过1秒
1
Sources
50%
Confidence
Long-term
Relevance
7/20/2026
First Seen
Sources
Related Claims
VerifiedTraditional AI voice interaction systems use a pipeline architecture of four separate modules—ASR, NLU, NLG, and TTS—connected in series, with a combined total latency typically between 1 and 3 seconds.84% similarVerifiedEarly voice AI systems used a cascaded three-stage architecture (ASR→LLM→TTS), and customers often had to wait 3–5 seconds before hearing a response.83% similarUnverified早期IVR语音交互系统采用完全串行处理，感知延迟高达3-5秒80% similarUnverifiedThe total latency of traditional cascaded voice dialogue architectures is typically above 1–3 seconds.80% similar
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